數學
高中

這題...要怎麼算啊?

99-3: 不等式 2z+如一2x2 一4x二320 全 | | | | |
高一 多項式

解答

Choosen As Best Answer

For your reference

縉兒

喔~原來是這樣,謝謝你😁

縉兒

欸?請問一下,前面的十字交成是用哪兩項做十字交成啊?

Call me Bravo

No, it’s determination of rational root

縉兒

Determination of rational root? Is that“根與係數”?

縉兒

Aren’t you from Taiwan?Why you’re using English?

Call me Bravo

No, I just tried to reply in English to increase my English writing ability.

Call me Bravo

Determination of rational root? Is that“根與係數”?you know it's a rule in the handbook and tell us to try or try again.

縉兒

I see.Thanks for you help.I think you English writing ability is very good.

Call me Bravo

Wow,you do a nice thing a day.

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